Mass Attacks in Public Spaces 2017

Technical BulletinLast updated Monday, July 27, 2020
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The National Threat Assessment Center (NTAC) of the United States Secret Service analyzed 28 incidents of mass attacks in 2017 resulting in the loss of 147 lives and injuring nearly 700 others.

Supplemental Resources

Technical Bulletin

Mass Attacks in Public Spaces 2018

This report by the National Threat Assessment Center analyzes mass attacks in public spaces in 2018

Technical Bulletin

Mass Attacks in Public Spaces 2019

This report reports on 34 attacks in public or semi-public areas in 2019.

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